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  • OEM Factory for 1-Boc-L-Pyroglutamic Acid Benzyl Ester - L-Arginine – Baishixing

    OEM Factory for 1-Boc-L-Pyroglutamic Acid Benzyl Ester - L-Arginine – Baishixing

    Specifications Appearance White crystals powder Specific Rotation[α]20/D +26.3°~+27.7° Chloride(CL) ≤0.05% Sulphate(SO42-) ≤0.03% Iron(Fe) ≤30ppm Residue on ignition ≤0.30% Heavy metal(Pb) ≤15ppm Assay 98.5%~101.5% Loss on drying  ≤0.50% Conclusion The results conform with  USP35 standard. Appearance: White powder Product Quality meets: Ferment grade, quality meets AJI92, USP38. Package: 25kg / barrel Properties L-arginine is a chemical substance with the molecular...
  • professional factory for Dl-Alanine - DL-Homocysteinethiolactone HCL – Baishixing

    professional factory for Dl-Alanine - DL-Homocysteinethiolactone HCL – Baishixing

    Specifications Chemical Name or Material DL-Homocysteine thiolactone hydrochloride Molecular Formula C4H8ClNOS Beilstein 3562103 Synonym dl-homocysteine thiolactone hydrochloride, 3-aminodihydrothiophen-2 3h-one hydrochloride, 3-aminothiolan-2-one hydrochloride, hctl hydrochloride, dl-homocysteinethiolactone hydrochloride, d,l-homocysteine thiolactone hydrochloride, d,l-homocysteinthiolakton chlorid german, +–dihydro-3-amino-2 3h-thiophenone hydrochloride, 2 3h-thiophenone, dih...
  • Hot sale Factory H-Methyl Dl-Alanine - Fmoc-Asp(Ompe)-OH – Baishixing

    Hot sale Factory H-Methyl Dl-Alanine - Fmoc-Asp(Ompe)-OH – Baishixing

    Specifications Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 10KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate. Package: 25kg / barrel L-Aspartic acid,N-[(9H-fluoren-9-ylmethoxy)carbonyl]-, 4-(1-ethyl-1-methylpropyl) ester Fmoc-Asp(OMpe)-OH (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-(3-methylpentan-3-yloxy)-4-oxobutanoic acid NALPHA-(9-FLUORENYLMETHOXYCARBONYL)-L-ASP...
  • 2021 New Style N-Glycyl-L-Tyrosine - Ethyl L-thiazolidine-4-carboxylate HCL – Baishixing

    2021 New Style N-Glycyl-L-Tyrosine - Ethyl L-thiazolidine-4-carboxylate HCL – Baishixing

    Appearance: White powder Product Quality meets: Company standards. Stock status: Usually keep100-200KGs in stock. Application: it is the intermediate of Pidotimod. Package: 25kg / barrel InChI:InChI=1/C6H11NO2S.ClH/c1-2-9-6(8)5-3-10-4-7-5;/h5,7H,2-4H2,1H3;1H Boiling point: 289.7 ° C at 760 mmHg Flash point: 129 ° C Vapor pressure: 0.00164mmhg at 25 ° C Synonym(s): ETHYL L-THIAZOLIDINE-4-CARBOXYLATE HYDROCHLORIDE (R)-4-Thiazolidinecarboxylic acid ethyl ester hydrochloride ETHYL L-THIAZOLIDINE...
  • OEM/ODM Manufacturer Pharmaceutical Intermediate - Trans-4-amino-cyclohexane Carboxylic Acid Hydrochloride – Baishixing

    OEM/ODM Manufacturer Pharmaceutical Intermediate - Trans-4-amino-cyclohexane Carboxylic Acid Hydrochloride – Baishixing

    Specifications  Appearance White or off-white powder LC-MS Consistent with molecular weight Identity by 1H-NMR Consistent with structure Assay 98.0%~102.0% water ≤0.5% Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 100-200KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate, buffer, cell culture fields. Package: 25kg / barrel CAS: 27960-59-4 Synonym(s): trans-4-...
  • Cheap PriceList for 91229-91-3 - Orotic acid Anhydrous – Baishixing

    Cheap PriceList for 91229-91-3 - Orotic acid Anhydrous – Baishixing

    Specifications Appearance white powder Assay ≥99.0% Residue on ignition ≤0.20% Heavy metal(Pb) ≤20ppm Loss on drying  ≤1.0% PH 2.2~3.0 Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep 10,000-20,000KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate, buffer, cell culture fields. Package: 25kg / barrel Fuction Vitamin B13, also known as whey acid, is a kind of n...
  • OEM Factory for 1-Boc-L-Pyroglutamic Acid Benzyl Ester - N-Acetyl-DL-tryptophan – Baishixing

    OEM Factory for 1-Boc-L-Pyroglutamic Acid Benzyl Ester - N-Acetyl-DL-tryptophan – Baishixing

    Specifications Test Item Specification Appearance White to off-white Powder Identification by IR  Conforms To Reference Assay 99.0% – 101.0% Solubility (1% in 4% NaOH) Clear,Colorless to Slightly Yellow Solution Ammonium (NH4) ≤200 ppm Sulfated ash ≤0.1% Heavy metal(Pb) ≤10ppm Loss on drying ≤0.5% Iron(Fe) ≤10ppm Non-Animal origin To Pass Conclusion The results conform with EP8.0 standard. Appearance: White to off-white powder, Melting point: 204-206 & ...
  • Hot sale Factory H-Methyl Dl-Alanine - L-ALANYL-L-TYROSINE – Baishixing

    Hot sale Factory H-Methyl Dl-Alanine - L-ALANYL-L-TYROSINE – Baishixing

    Specifications Appearance White powder Specific Rotation[α]20/D +22.0°~+24.0°(C=2,5N HCL) Residue on ignition ≤0.5% Heavy Metals (Pb) ≤10ppm Arsenic ≤1ppm Water Content (by KF) 5.5%~7.5% Assay 97.0%~103.0% Endotoxin ≤ 10Eu/g Appearance: White to off-white powder Purity: 99%min Product Quality meets: Our company standards. Stock status: Usually keep2000-3000KGs in stock. Application: it is widely used in food additives, pharmaceutical intermediate,cell culture fields. Pa...
  • Personlized Products N-Acetyl-L-Tyrosine Nalt - L-Cystine Dihydrochloride – Baishixing

    Personlized Products N-Acetyl-L-Tyrosine Nalt - L-Cystine Dihydrochloride – Baishixing

    Specifications Appearance White crystal or crystalline powde Infrared Spectroscopy Conforms to known standard Specific Rotation[α]20/D -152°~ -167°(C=2,1NHCL) Transmit tance ≥98.0% Sulphate(SO42-) ≤0.02% Iron(Fe) ≤10ppm Residue on ignition ≤0.10% Heavy metal(Pb) ≤10ppm Assay 98.5%~101.0% Loss on drying  ≤1.0% Appearance: White to off-white powder Assay: 98.5%~101.0% Specific Orotation: -152°~ -167°(C=2,1NHCL) Product Quality meets: Company standard Stock status: ...
  • Factory making 15761-38-3 - L-Valine methyl ester HCL – Baishixing

    Factory making 15761-38-3 - L-Valine methyl ester HCL – Baishixing

    Specifications Solubility Information Soluble in methanol (50mg/ ml-clear,colorless solution). Formula Weight 152.62 Physical Form Solid Percent Purity 95% Melting Point 266°C to 270°C Chemical Name or Material L-Valinamide hydrochloride Appearance: White powder MDL No. mfcd00012497 Beilstein 3594960 EC № 228-620-9 Product Quality meets: Company standards. Stock status: Usually keep100-200KGs in stock. Hazard statement Safety level: 22-24 / 25 Properties and stability If it is...
  • Chinese wholesale China Supplier L-Alanyl-L-Tyrosine - Glycylglycine – Baishixing

    Chinese wholesale China Supplier L-Alanyl-L-Tyrosine - Glycylglycine – Baishixing

    Specifications Appearance White to off-white powder Purity (HPLC) ≥99.0% Transmit tance ≥95.0% Chloride(CL) ≤0.02% Sulphate(SO42-) ≤0.02% Iron(Fe) ≤10ppm Residue on ignition ≤0.1% Heavy metal(Pb) ≤10ppm Arsenic ≤1ppm Assay 98.0%~100.5% Loss on drying  ≤0.20% Other amino acids Chromatographically not detectable Conclusion The results conform with AJI92 standard Appearance: White to off-white powder Purity: 99%min Product Quality meets: The results conform with ...
  • Wholesale Dealers of L-Tyr - L-Arginine – Baishixing

    Wholesale Dealers of L-Tyr - L-Arginine – Baishixing

    Specifications Appearance White crystals powder Specific Rotation[α]20/D +26.3°~+27.7° Chloride(CL) ≤0.05% Sulphate(SO42-) ≤0.03% Iron(Fe) ≤30ppm Residue on ignition ≤0.30% Heavy metal(Pb) ≤15ppm Assay 98.5%~101.5% Loss on drying  ≤0.50% Conclusion The results conform with  USP35 standard. Appearance: White powder Product Quality meets: Ferment grade, quality meets AJI92, USP38. Package: 25kg / barrel Properties L-arginine is a chemical substance with the molecular...